105 lines
3.5 KiB
Go
105 lines
3.5 KiB
Go
package configuration
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import (
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"context"
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"github.com/jenkinsci/kubernetes-operator/pkg/apis/jenkins/v1alpha2"
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"github.com/jenkinsci/kubernetes-operator/pkg/controller/jenkins/configuration/base/resources"
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"github.com/jenkinsci/kubernetes-operator/pkg/controller/jenkins/notifications/event"
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"github.com/jenkinsci/kubernetes-operator/pkg/controller/jenkins/notifications/reason"
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stackerr "github.com/pkg/errors"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/client-go/kubernetes"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
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)
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// Configuration holds required for Jenkins configuration
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type Configuration struct {
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Client client.Client
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ClientSet kubernetes.Clientset
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Notifications *chan event.Event
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Jenkins *v1alpha2.Jenkins
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Scheme *runtime.Scheme
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}
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// RestartJenkinsMasterPod terminate Jenkins master pod and notifies about it
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func (c *Configuration) RestartJenkinsMasterPod(reason reason.Reason) error {
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currentJenkinsMasterPod, err := c.getJenkinsMasterPod()
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if err != nil {
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return err
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}
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*c.Notifications <- event.Event{
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Jenkins: *c.Jenkins,
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Phase: event.PhaseBase,
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Level: v1alpha2.NotificationLevelInfo,
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Reason: reason,
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}
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return stackerr.WithStack(c.Client.Delete(context.TODO(), currentJenkinsMasterPod))
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}
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func (c *Configuration) getJenkinsMasterPod() (*corev1.Pod, error) {
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jenkinsMasterPodName := resources.GetJenkinsMasterPodName(*c.Jenkins)
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currentJenkinsMasterPod := &corev1.Pod{}
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err := c.Client.Get(context.TODO(), types.NamespacedName{Name: jenkinsMasterPodName, Namespace: c.Jenkins.Namespace}, currentJenkinsMasterPod)
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if err != nil {
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return nil, err // don't wrap error
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}
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return currentJenkinsMasterPod, nil
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}
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// CreateResource is creating kubernetes resource and references it to Jenkins CR
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func (c *Configuration) CreateResource(obj metav1.Object) error {
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runtimeObj, ok := obj.(runtime.Object)
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if !ok {
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return stackerr.Errorf("is not a %T a runtime.Object", obj)
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}
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// Set Jenkins instance as the owner and controller
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if err := controllerutil.SetControllerReference(c.Jenkins, obj, c.Scheme); err != nil {
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return stackerr.WithStack(err)
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}
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return c.Client.Create(context.TODO(), runtimeObj) // don't wrap error
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}
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// UpdateResource is updating kubernetes resource and references it to Jenkins CR
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func (c *Configuration) UpdateResource(obj metav1.Object) error {
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runtimeObj, ok := obj.(runtime.Object)
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if !ok {
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return stackerr.Errorf("is not a %T a runtime.Object", obj)
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}
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// set Jenkins instance as the owner and controller, don't check error(can be already set)
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_ = controllerutil.SetControllerReference(c.Jenkins, obj, c.Scheme)
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return c.Client.Update(context.TODO(), runtimeObj) // don't wrap error
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}
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// CreateOrUpdateResource is creating or updating kubernetes resource and references it to Jenkins CR
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func (c *Configuration) CreateOrUpdateResource(obj metav1.Object) error {
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runtimeObj, ok := obj.(runtime.Object)
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if !ok {
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return stackerr.Errorf("is not a %T a runtime.Object", obj)
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}
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// set Jenkins instance as the owner and controller, don't check error(can be already set)
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_ = controllerutil.SetControllerReference(c.Jenkins, obj, c.Scheme)
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err := c.Client.Create(context.TODO(), runtimeObj)
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if err != nil && errors.IsAlreadyExists(err) {
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return c.UpdateResource(obj)
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} else if err != nil && !errors.IsAlreadyExists(err) {
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return stackerr.WithStack(err)
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}
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return nil
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}
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